Example 1: Delete Empty Strings in a List Using List ComprehensionOne way to remove empty strings from a list is using list comprehension. Here’s an example:# Remove empty strings using list comprehension my_l
python def remove_empty_strings(input_list): # 遍历列表中的每个元素 while "" in input_list: # 检查当前元素是否为空字符串,并删除它 input_list.remove("") return input_list # 示例列表 my_list = ["apple", "", "banana", " ", "orange", ""] # 调用函数去掉空字符串 new_list = remo...
def remove_empty_strings(lst): return [x for x in lst if x != ""] # 测试代码 original_list = ["hello", "", "world", " ", "python", ""] new_list = remove_empty_strings(original_list) print(new_list) 复制代码 输出结果为:['hello', 'world', ' ', 'python']。 0 赞 0 ...
python一行代码除去列表中的空字符串和重复字符串 不考虑顺序 titles = [] # some work titles = list(filter(None, set(titles))) print(titles) None 可以换成内置函数len,使用set将失去原有顺序。 参考 https://www.techiedelight.com/remove-empty-strings-from-list-python/ https://www.geeksforgeeks....
another_empty_list = list()这两种方式都会创建一个没有任何元素的空列表。创建含有初始元素的列表 要创建一个包含初始元素的列表，只需将这些元素放在方括号中，用逗号分隔。元素可以是任意类型，包括数字、字符串或其他列表。例如：numbers = [1, 2, 3, 4, 5]strings = ["hello", "world"]mixed = [1,...
22. Remove Empty Tuple(s) from a List of Tuples Write a Python program to remove an empty tuple(s) from a list of tuples. Visual Presentation: Sample Solution: Python Code: # Create a list 'L' containing various elements, including empty tuples and tuples with strings.# Use a list...
1.list转string 命令:''.join(list) 其中,引号中是字符之间的分割符,如“,”,“;”,“\t”等等 如: list = [1, 2, 3, 4, 5] ''.join(list) 结果即为:12345 ','.join(list) 结果即为:1,2,3,4,5 str=[] #有的题目要输出字符串,但是有时候list更好操作,于是可以最后list转string提交 ...
# a list of strings names = ["Josie", "Jordan","Joe"] print(my_numbers_list) print(names) #output #[10, 20, 30, 40, 50] #['Josie', 'Jordan', 'Joe'] 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 列表项也可以是异构的,即它们不同的数据类型。
'join', 'ljust', 'lower', 'lstrip', 'maketrans', 'partition', 'removeprefix', 'removesuffix', 'replace', 'rfind', 'rindex', 'rjust', 'rpartition', 'rsplit', 'rstrip', 'split', 'splitlines', 'startswith', 'strip', 'swapcase', 'title', 'translate', 'upper', 'zfill'] >>...
') # 记录该文件的运行状态三.collections模块在内置数据类型（dict、list、set、tuple）的基础上，...